Karan Aggarwal

ORCID: 0000-0002-9038-0099
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About
Contact & Profiles
Research Areas
  • Time Series Analysis and Forecasting
  • Natural Language Processing Techniques
  • Anomaly Detection Techniques and Applications
  • Topic Modeling
  • Image Retrieval and Classification Techniques
  • Recommender Systems and Techniques
  • Software Engineering Research
  • Context-Aware Activity Recognition Systems
  • Obstructive Sleep Apnea Research
  • Music and Audio Processing
  • Caching and Content Delivery
  • Machine Learning in Healthcare
  • Green IT and Sustainability
  • Spectroscopy Techniques in Biomedical and Chemical Research
  • COVID-19 diagnosis using AI
  • Gaussian Processes and Bayesian Inference
  • Spectroscopy and Chemometric Analyses
  • Generative Adversarial Networks and Image Synthesis
  • Reliability and Maintenance Optimization
  • Machine Fault Diagnosis Techniques
  • Sleep and Wakefulness Research
  • Quality and Safety in Healthcare
  • Digital Media Forensic Detection
  • Data Visualization and Analytics
  • Artificial Intelligence in Healthcare

Maharishi Markandeshwar University, Mullana
2021-2025

United Lincolnshire Hospitals NHS Trust
2024

IT University of Copenhagen
2023

Tokyo Institute of Technology
2023

Administration for Community Living
2023

American Jewish Committee
2023

Seattle University
2023

Harvard University Press
2023

Amazon (United States)
2023

Delhi Technological University
2021

Brain tumor detection from MRI images is crucial for early diagnosis and treatment. Various clustering algorithms, such as Fuzzy K-means (FKM), C-means (FCM), Self-Organizing Maps (SOM), have been used segmentation, but they face challenges like noise varying image intensities. This study evaluates the performance of Adaptive Moving Map (AMSOM) segmentation in images, comparing it to other methods. We evaluated FCM, FKM, SOM-FKM, AMSOM on a dataset 12 images. Performance was measured using...

10.13005/bpj/3074 article EN Biomedical & Pharmacology Journal 2025-01-20

Lung cancer is one of the leading causes death worldwide. Increasing patient survival rates requires early detection. Traditional methods diagnosis often result in late-stage detection, necessitating development more advanced and accurate predictive models. This paper has proposed a methodology for lung prediction using machine learning Synthetic minority over-sampling technique (SMOTE) used before classification to resolve problem class imbalance. Bayesian optimization enhance model’s...

10.13005/bpj/3075 article EN Biomedical & Pharmacology Journal 2025-01-20

Deep learning techniques have become vital in many fields the modern era because they are excellent at analysing and predicting real big data to act different situations. Although it is marvellous aspects, prone misinterpretation of data, so teams experienced specialists cannot be dispensed with following up on execution stages analysis. Convolutional Neural Network one most significant deep techniques. It widely employed visual image In this article, R-CNN Fast summarised compared best This...

10.24203/ajas.v10i5.7064 article EN Asian Journal of Applied Sciences 2022-11-04

Github is a very popular collaborative software-development platform that provides typical source-code management and issue tracking features augmented by strong social-networking such as following developers watching projects. These help ``spread the word'' about individuals projects, building reputation of former increasing popularity latter. In this paper, we investigate relation between project regular, consistent documentation updates. We found indicators consistently projects exhibited...

10.1145/2597073.2597120 article EN 2014-05-20

Bug deduplication, ie, recognizing bug reports that refer to the same problem, is a challenging task in software‐engineering life cycle. Researchers have proposed several methods primarily relying on information‐retrieval techniques. Our work motivated by intuition domain knowledge can provide relevant context enhance effectiveness, attempts improve use of information retrieval augmenting with knowledge. In our previous work, we software‐literature‐context method for using literature as...

10.1002/smr.1821 article EN Journal of Software Evolution and Process 2016-10-27

Swaraj Khadanga, Karan Aggarwal, Shafiq Joty, Jaideep Srivastava. Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and 9th International Joint (EMNLP-IJCNLP). 2019.

10.18653/v1/d19-1678 article EN cc-by 2019-01-01

Change-impact analysis, namely "identifying the potential consequences of a change" is an important and well studied problem in software evolution. Any change may potentially affect application's behaviour, performance, energy consumption profile. Our previous work demonstrated that changes to system-call profile application correlated with energy-consumption This paper evaluates describes GreenAdvisor, first its kind tool systematically records analyzes system calls predict whether has...

10.1109/icsm.2015.7332477 article EN 2015-09-01

The automated identification of toxicity in texts is a crucial area text analysis since the social media world replete with unfiltered content that ranges from mildly abusive to downright hateful. Researchers have found an unintended bias and unfairness caused by training datasets, which inaccurate classification toxic words context. In this paper, several approaches for locating are assessed presented aiming enhance overall quality classification. General unsupervised methods were used...

10.1155/2022/8467349 article EN cc-by Computational Intelligence and Neuroscience 2022-02-15

In previous work by Alipour et al., a methodology was proposed for detecting duplicate bug reports comparing the textual content of to subject-specific contextual material, namely lists software-engineering terms, such as non-functional requirements and architecture keywords. When report contains word in these word-list contexts, is considered be associated with that context this information tends improve bug-deduplication methods. paper, we propose method partially automate extraction from...

10.1109/saner.2015.7081831 article EN 2015-03-01

One of the key challenges in predictive maintenance is to predict impending downtime an equipment with a reasonable prediction horizon so that countermeasures can be put place. Classically, this problem has been posed two different ways which are typically solved independently: (1) Remaining useful life (RUL) estimation as long-term task estimate how much time left and (2) Failure (FP) short-term assess probability failure within pre-specified window. As these tasks related, performing them...

10.1109/bigdata.2018.8622431 article EN 2021 IEEE International Conference on Big Data (Big Data) 2018-12-01

In the modern era, artificial intelligence applications have become one of most essential and prominent aspirations countries in their various organisations sectors, especially education sector, due to ability these techniques help this sector develop rapidly increase productivity by imparting scientific material a beautiful way learners. This article provides an overview significance role learning, how they can be employed future. All information scenario is collected from set studies...

10.24203/ajas.v10i2.6956 article EN Asian Journal of Applied Sciences 2022-05-08

10.18653/v1/2024.findings-acl.606 article EN Findings of the Association for Computational Linguistics: ACL 2022 2024-01-01

Today, the science of artificial intelligence has become one most important sciences in creating intelligent computer programs that simulate human mind. The goal medical field is to assist doctors and health care workers diagnosing diseases clinical treatment, reducing rate error, saving lives citizens. main widely used technologies are expert systems, machine learning big data. In article, a brief overview three mentioned techniques will be provided make it easier for readers understand...

10.24203/ajas.v10i1.6930 article EN Asian Journal of Applied Sciences 2022-03-01

Abstract Cirrhosis is a liver disease that considered to be among the most common diseases in healthcare. Due its non-invasive nature, ultrasound (US) imaging widely accepted technology for diagnosis of this disease. This research work proposed method discriminating cirrhotic from normal through US images. The images were obtained radiologist. radiologist also specified region interest (ROI) these images, and then was applied it. Two parameters extracted differences intensity neighboring...

10.1186/s13640-019-0482-z article EN cc-by EURASIP Journal on Image and Video Processing 2019-09-18
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